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[3.13.y-ckt,stable] Patch "ASoC: cs4271: Increase delay time after reset" has been added to staging queue

Message ID 1432683232-24784-1-git-send-email-kamal@canonical.com
State New
Headers show

Commit Message

Kamal Mostafa May 26, 2015, 11:33 p.m. UTC
This is a note to let you know that I have just added a patch titled

    ASoC: cs4271: Increase delay time after reset

to the linux-3.13.y-queue branch of the 3.13.y-ckt extended stable tree 
which can be found at:

    http://kernel.ubuntu.com/git/ubuntu/linux.git/log/?h=linux-3.13.y-queue

This patch is scheduled to be released in version 3.13.11-ckt21.

If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 3.13.y-ckt tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable

Thanks.
-Kamal

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From a6176ede5d0ccf68e7c820b77031da9941f4d00e Mon Sep 17 00:00:00 2001
From: Pascal Huerst <pascal.huerst@gmail.com>
Date: Thu, 2 Apr 2015 10:17:40 +0200
Subject: ASoC: cs4271: Increase delay time after reset

commit 74ff960222d90999508b4ba0d3449f796695b6d5 upstream.

The delay time after a reset in the codec probe callback was too short,
and did not work on certain hw because the codec needs more time to
power on. This increases the delay time from 1us to 1ms.

Signed-off-by: Pascal Huerst <pascal.huerst@gmail.com>
Acked-by: Brian Austin <brian.austin@cirrus.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
---
 sound/soc/codecs/cs4271.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--
1.9.1
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Patch

diff --git a/sound/soc/codecs/cs4271.c b/sound/soc/codecs/cs4271.c
index 97c3dbe..9f4bb12 100644
--- a/sound/soc/codecs/cs4271.c
+++ b/sound/soc/codecs/cs4271.c
@@ -572,10 +572,10 @@  static int cs4271_probe(struct snd_soc_codec *codec)
 	if (gpio_nreset >= 0) {
 		/* Reset codec */
 		gpio_direction_output(gpio_nreset, 0);
-		udelay(1);
+		mdelay(1);
 		gpio_set_value(gpio_nreset, 1);
 		/* Give the codec time to wake up */
-		udelay(1);
+		mdelay(1);
 	}

 	cs4271->gpio_nreset = gpio_nreset;